2007—2009年欧盟平均每年报告3 213例肠出血性大肠杆菌病例,平均每年溶血性尿毒综合征患者185例,血清型以肠出血性大肠杆菌O157为主。食品与牛粪便中分离的肠出血性大肠杆菌血清型以O157为主。2007—2009年鲜牛肉肠出血性大肠杆菌O157分离率分别为0.1%、0.1%和0.7%,牛粪便中肠出血性大肠杆菌O157分离率分别为2.9%、0.5%和2.7%。 In 2007-2009, an average of 3 213 cases of enterohemorrhagic Escherichia coli were reported annually in the EU, with an average of 185 cases of patients with hemolytic uremic syndrome per year on average. Serotypes were mainly Enterohemorrhagic Escherichia coli O157. The enterohemorrhagic Escherichia coli serotype isolated from food and cow excrement was O157. The isolation rates of fresh beef enterohemorrhagic Escherichia coli O157 from 2007 to 2009 were 0.1%, 0.1% and 0.7%, respectively. The rates of isolates of E.coli O157 from cow feces were 2.9%, 0.5% and 2.7%, respectively.